WO2013095000A1 - Procédé et appareil de commande lancée par le réseau destinés à fournir un service de proximité - Google Patents

Procédé et appareil de commande lancée par le réseau destinés à fournir un service de proximité Download PDF

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Publication number
WO2013095000A1
WO2013095000A1 PCT/KR2012/011159 KR2012011159W WO2013095000A1 WO 2013095000 A1 WO2013095000 A1 WO 2013095000A1 KR 2012011159 W KR2012011159 W KR 2012011159W WO 2013095000 A1 WO2013095000 A1 WO 2013095000A1
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WIPO (PCT)
Prior art keywords
prose
information
network
terminals
data path
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PCT/KR2012/011159
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English (en)
Korean (ko)
Inventor
김현숙
김재현
김래영
김태현
Original Assignee
엘지전자 주식회사
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Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to CN201280062550.5A priority Critical patent/CN104012012A/zh
Priority to US14/361,261 priority patent/US9380623B2/en
Publication of WO2013095000A1 publication Critical patent/WO2013095000A1/fr
Priority to US15/170,776 priority patent/US9813865B2/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/02—Services making use of location information
    • H04W4/023—Services making use of location information using mutual or relative location information between multiple location based services [LBS] targets or of distance thresholds
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/10—Flow control; Congestion control
    • H04L47/12—Avoiding congestion; Recovering from congestion
    • H04L47/122—Avoiding congestion; Recovering from congestion by diverting traffic away from congested entities
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/06—Authentication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/0226—Traffic management, e.g. flow control or congestion control based on location or mobility
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W40/00—Communication routing or communication path finding
    • H04W40/24—Connectivity information management, e.g. connectivity discovery or connectivity update
    • H04W40/246—Connectivity information discovery
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/14—Direct-mode setup
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/005—Discovery of network devices, e.g. terminals

Definitions

  • the following description relates to a wireless communication system, and more particularly, to a network-initiated control method and apparatus for providing a proximity service.
  • Proximity Service refers to a method of supporting communication between devices located in a physically close proximity. Specifically, ProSe aims to support the operation of discovering applications running on devices in close proximity to each other and ultimately exchanging application-related data. For example, it may be considered that ProSe is applied to applications such as social network services (SNS), commerce, and games.
  • SNS social network services
  • ProSe may be referred to as device-to-device (D2D) communication. That is, by establishing a direct link between a plurality of devices (eg, user equipment; UE), communication between user devices (eg, voice, multimedia data, etc.) is directly exchanged between devices without going through a network.
  • D2D device-to-device
  • ProSe communication may include a UE-to-UE communication, a peer-to-peer communication, and the like.
  • the ProSe communication method may be used for machine-to-machine communication (M2M), machine type co-unicat ion (MTC), and the like. Therefore, ProSe is considered as a way to solve the burden of the base station due to the rapidly increasing data traffic.
  • the introduction of ProSe can reduce the procedure of the base station, decrease the power consumption of the devices participating in the ProSe, increase the data transmission speed, increase the capacity of the network, load balancing, cell coverage can be expected.
  • the present invention provides a method of detecting / discovering that ProSe is available between UEs in a network when ProSe is supported in a wireless communication system.
  • the present invention is to provide a scheme for setting up a data path directly between the UEs under the control of the node of the network.
  • it is a technical tax to provide a control mechanism for receiving a result of direct data path setup between UEs and ProSe related information from a terminal to perform related control such as charging for ProSe.
  • a method of supporting a proximity service (ProSe) between a plurality of terminals in a network node of a wireless communication system one or more of the plurality of terminals, Or obtaining ProSe basic information from at least one of the other network nodes; Detecting, by the network node, whether p r0 s e is possible between the plurality of terminals, based on the obtained p r0 Se basic information; And transmitting ProSe grant indication information to one or more terminals of the plurality of terminals.
  • ProSe proximity service
  • a network node device supporting a proximity service (ProSe) between a plurality of terminals in a wireless communication system includes: transmission and reception modules for transmitting and receiving signals to and from the outside; And a processor controlling the transceiver.
  • the processor is further configured to obtain ProSe basic information from the one or more terminals of the plurality of terminals or one or more of other network nodes using the transmission / reception modules; Based on the obtained ProSe basic information, the network node detects whether ProSe is possible between the plurality of terminals; To one or more terminals of the plurality of terminals May transmit ProSe grant indication information using the transmit / receive modules.
  • the detecting of whether the network node is capable of ProSe between the plurality of terminals may further include searching for ProSe capable terminals among the plurality of terminals.
  • the ProSe basic information includes location information, ProSe capability information, ProSe capability activation state information, subscriber information, preference setting information, device identification information, user identification information, and group identification information of each of the plurality of terminals. It may include one or more of a terminal list or ProSe relationship information with the counterpart terminal.
  • the ProSe basic information may include operator policy information, ProSe capability related information of a network, network trace related information, and the like, associated with each of the plurality of terminals.
  • the allowable indication information may include indication information on whether ProSe is used between the plurality of terminals, indication information on whether direct communication is performed between the plurality of terminals, or indication information on whether to set up a direct data path between the plurality of terminals. It may consist of one or more of the.
  • the ProSe acceptance indication information information indicating whether or not to use ProSe
  • the ProSe grant indication information may include one or more of Quality of Service (QoS) related information, policy control rule related information, and charging control rule related information.
  • QoS Quality of Service
  • the ProSe grant indication information may further include one or more of ProSe identification information, direct communication identification information, or direct data communication path identification information. At least one of the ProSe identification information, the direct communication identification information, or the direct data communication path identification information may include a type of media or content, an access point name (APN), a quality of service (QoS) class identifier, a bearer or a connection.
  • APN access point name
  • QoS quality of service
  • CSG closed subscriber group
  • the direct data path setup between the plurality of terminals may be initiated by a request for direct data path setup received from one or more of the plurality of terminals.
  • the direct data path setup between the plurality of terminals may be initiated by the network node without a request for direct data path setup from the plurality of terminals.
  • the network node may receive ProSe execution related information from one or more of the plurality of terminals.
  • the ProSe performance related result information includes ProSe identification information, direct communication identification information, direct data communication path identification information, information indicating whether the direct data path setup succeeds, and information on the amount of data communicated through the direct data path.
  • the network node may be one of a Mobility Management Entity (E), a Serving General Packet Radio Service (GPRS) Supporting Node (SGSN), an eNodeB, or a ProSe server.
  • E Mobility Management Entity
  • GPRS General Packet Radio Service
  • SGSN Serving General Packet Radio Service Supporting Node
  • eNodeB eNodeB
  • ProSe server eNodeB
  • a method of detecting / detecting that ProSe is available between UEs in a network may be provided.
  • a method of setting up a data path directly between UEs under the control of a node may be provided.
  • a control mechanism may be provided for performing related control such as charging.
  • FIG. 1 is a diagram illustrating a schematic structure of an EPS (Evolved Packet System) including an EKXEvolved Packet Core.
  • EPS Evolved Packet System
  • FIG. 2 is a diagram illustrating a default data path through which two UEs communicate in EPS.
  • 3 is a diagram illustrating a direct mode data path between two UEs based on ProSe.
  • FIG. 4 is a diagram illustrating a locally-routed data path between two UEs based on ProSe.
  • FIG. 5 is a diagram illustrating a network-initiation control method for providing ProSe according to an example of the present invention.
  • FIG. 6 is a view for explaining a network start start control method for providing a ProSe according to another embodiment of the present invention.
  • FIG. 7 is a diagram showing the configuration of a preferred embodiment for a terminal device and a network node device according to an example of the present invention.
  • each component or feature may be considered to be optional unless otherwise stated.
  • Each component or feature may be embodied in a form that is not combined with other components or features.
  • some components and / or features may be combined to form an embodiment of the present invention.
  • the order of the operations described in the embodiments of the present invention may be changed. Some configurations or features of one embodiment may be included in another embodiment or may be substituted for components or features of another embodiment.
  • Embodiments of the present invention may be supported by standard documents disclosed in relation to at least one of the IEEE Institute of Electrical and Electronics Engineers 802 series system, 3GPP system, 3GPP LTE and LTE-A system, and 3GPP2 system. That is, steps or parts which are not described to clearly reveal the technical spirit of the present invention among the embodiments of the present invention may be supported by the above documents. In addition, all terms disclosed in this document may be described by the above standard document.
  • UMTSCUni versa 1 Mobile Telecommunications System: A third generation mobile communication technology based on Global System for Mobile Co. unicat ion (GSM) developed by 3GPP.
  • EPS Evolved Packet System: A network system consisting of an Evolved Packet Core (EPC), an IP-based packet switched core network, and an access network such as LTE and UTRAN.
  • EPC Evolved Packet Core
  • IP-based packet switched core network IP-based packet switched core network
  • UMTS is an evolutionary network.
  • NodeB base station of GERAN / UTRAN. It is installed outdoors and its coverage is macro cell size.
  • eNodeB base station of LTE. It is installed outdoors and its coverage is macro cell size.
  • the UE User Equipment
  • the UE may be referred to in terms of terminal, mobile equipment (ME), mobile station (MS), and the like.
  • the UE may be a portable device such as a laptop, a mobile phone, a personal digital assistant (PM), a smart phone, a multimedia device, or the like, or may be a non-portable device such as a PCXPersonal computer or a vehicle-mounted device.
  • the UE is a UE capable of communicating in the 3GPP spectrum such as LTE and / or non-3GPP spectrum such as WiFi, public safety spectrum.
  • Proximity Services or Proximity-based Services A service that enables discovery between physically close devices and direct communication between base stations / communication through base stations / communication through third-party devices. In this case, user plane data is exchanged through a direct data path without going through a 3GPP core network (eg, EPC).
  • EPC 3GPP core network
  • Proximity Whether a UE is in proximity to another UE is determined depending on whether a predetermined proximity criterion is satisfied. Proximity criteria may be given differently for ProSe discovery and CoSe unicat ion. In addition, the proximity criterion may be set to be controlled by the operator.
  • ProSe Discovery E—The process of identifying which UE is in proximity to another UE using UTRA.
  • ProSe Communication Communication between adjacent UEs performed via a communication path established between the UEs.
  • the communication path may be established directly between the UEs or routed through local base station (eNodeB) (s).
  • ProSe-enabled Network A network that supports ProSe discovery and / or ProSe communication.
  • RAN Radio Access Network: a unit including a NodeB, an eNodeB and a Radio Network Controller (NC) controlling them in a 3GPP network. It exists between the UE and the core network and provides a connection to the core network.
  • NNC Radio Network Controller
  • HLR Home Location Register
  • HSS Home Subscriber Server
  • database database 'with the subscriber's information in the 3GPP network.
  • the HSS can perform functions such as configuration storage, identity management, and user state storage.
  • RANAP RAN Application Part: between the RAN and the node (Mobility Management Entities) / Serving GPRS (General Packet Radio Service) Supporting Node (SGSN) / Mobi les Switching Center (MSC) Interface.
  • node Mobility Management Entities
  • Serving GPRS General Packet Radio Service
  • SGSN Serving GPRS Supporting Node
  • MSC Mobi les Switching Center
  • PLMN Public Land Mobile Network
  • NAS Non Access Stratum
  • the main function is to support mobility of the UE and to support a session management procedure for establishing and maintaining an IP connection between the UE and the PDN GW (Packet Data Network Gateway).
  • PDN GW Packet Data Network Gateway
  • HNB Home NodeB
  • CPE Customer Premises Equipment
  • UTRAN UMTS Terrestrial Radio Access Network
  • HeNodeBCHome eNodeB which provides E-UTRAN (Evolvecl-UTRAN) coverage
  • CPE Customer Premises Equipment
  • PSGN CSGCClosed Subscriber Group
  • LIPA Local IP Access
  • H (e) NB An IP capable UE that has access to an entity with other IP capabilities within the same residential / enterprise IP network via H (e) NB. LIPA traffic does not pass through the operator network. In the 3GPP Release-10 system, it provides access to resources on the local network (i.e., the network located in the customer's home or company premises) via H (e) NB.
  • SIPTCX Selected IP Traffic Offload: The 3GPP Release-10 system supports the carrier handing over user traffic by selecting a Packet Data Network GateWay (PGW) that is physically near the UE in the EPC network.
  • PGW Packet Data Network GateWay
  • Packet Data Network (PDN) connection Logical connection between the UE represented by one IP address (one IPv4 address and / or one IPv6 prefix) and the PDN represented by an Access Point Name (APN).
  • IP address one IPv4 address and / or one IPv6 prefix
  • API Access Point Name
  • EPC Evolved Packet Core
  • FIG. 1 is a diagram illustrating a schematic structure of an EPS (Evolved Packet System) including an Evolved Packet Core (EPC).
  • EPS Evolved Packet System
  • EPC Evolved Packet Core
  • EPC is a key element of System Architecture Evolution (SAE) to improve the performance of 3GPP technologies.
  • SAE is a research project to determine network structure supporting mobility between various kinds of networks.
  • SAE aims to provide an optimized packet-based system, such as supporting various radio access technologies and providing improved data transfer capability, for example on an IP basis.
  • the EPC is a core network of an IP mobile communication system for a 3GPP LTE system and may support packet-based real-time and non-real-time services.
  • CS Circuit-Switched
  • PS Packet- for data
  • the function of the core network is implemented through two distinct sub-domains.
  • 3GPP LTE system the evolution of 3G mobile communication systems
  • the sub-domains of CS and PS were unified into one IP domain. That is, in the 3GPP LTE system, the connection between the terminal having the IP capability (capability) and the terminal, IP It may be configured through a base station (eg, evolved Node B (eNodeB)), an EPC, an application domain (eg, an IP Multimedia Subsystem (IMS)). That is, EPC is an essential structure for implementing end-to-end IP service.
  • eNodeB evolved Node B
  • EPC an application domain
  • IMS IP Multimedia Subsystem
  • the EPC may include various components, and in FIG. 1, some of them correspond to a Serving Gateway (SGW), a Packet Data Network Gateway (PDN GW), a Mobility Management Entity (E), and a Serving GPRS (General GPRS). Packet Radio Service (Supporting Node), and enhanced Packet Data Gateway (ePDG).
  • SGW Serving Gateway
  • PDN GW Packet Data Network Gateway
  • E Mobility Management Entity
  • General GPRS Serving GPRS
  • Packet Radio Service Serving Node
  • ePDG enhanced Packet Data Gateway
  • the SGW acts as a boundary between the radio access network (RAN) and the core network, and is an element that functions to maintain a data path between the eNodeB and the PDN GW.
  • the SGW serves as a local mobility anchor point. That is, packets may be routed through the SGW for mobility in E—UTRAN (Evolved-UMTS Jniversal Mobile Telecommunications System) Terrestrial Radio Access Network (defined in 3GPP Release-8 or later).
  • E—UTRAN Evolved-UMTS Jniversal Mobile Telecommunications System
  • Terrestrial Radio Access Network defined in 3GPP Release-8 or later.
  • SGW also works with Darron 3GPP networks (RANs defined before 3GPP release -8, such as UT AN or GERAN (Global System for Mobile Communication) / EDGE (Enhanced Data rates for Global Evolution) Radio Access Network). It can also function as an anchor point for mobility.
  • RANs defined before 3GPP release -8 such as UT AN or GERAN (Global System for Mobile Communication) / EDGE (Enhanced Data rates for Global Evolution) Radio Access Network). It can also function as an anchor point for mobility.
  • PDN CT corresponds to the termination point of the data interface towards the packet data network.
  • the PDN GW may support policy enforcement features, packet filtering, charging support, and the like. It also supports mobility management between 3GPP networks and non-3GPP networks (eg, untrusted networks such as Interworking Wireless Local Area Networks (I-WLANs), trusted networks such as CDM Code Division Multiple Access (CDMA) networks, or WiMax). It can serve as an anchor point.
  • I-WLANs Interworking Wireless Local Area Networks
  • CDM Code Division Multiple Access (CDMA) networks or WiMax
  • FIG. 1 shows that the SGW and the PDN GW are configured as separate gateways, two gateways may be implemented according to a single gateway configuration option.
  • ⁇ E is the access to the UE's network connection, the allocation of network resources, It is an element that performs signaling and control functions to support tracking, paging, roaming, handover, and the like.
  • E controls the control plane functions related to subscriber and session management.
  • E manages a number of eNodeBs and performs signaling for the selection of a conventional gateway for handover to another 2G / 3G network.
  • ⁇ E performs functions such as security procedures, terminal-t network session handling, and idle terminal location management.
  • the SGSN handles all packet data, such as user's mobility management and authentication for other 3GPP networks (e.g., GPRS networks).
  • the ePDG acts as a secure node for untrusted non-3GPP networks (eg, I-WLAN® WiFi hot spots, etc.).
  • a terminal having IP capability includes an IP service network provided by an operator (that is, an operator) via various elements in the EPC, based on 3GPP access as well as non- 3GPP access. For example, IMS).
  • FIG. 1 illustrates various reference points (eg, S1 ⁇ U, S1— ⁇ E, etc.).
  • a conceptual link connecting two functions existing in different functional entities of E-UTRAN and EPC is defined as a reference point.
  • Table 1 below summarizes the reference points shown in FIG. 1.
  • S2a and S2b correspond to non-3GPP interfaces.
  • S2a is a reference point that provides the user plane with associated control and mobility support between trusted non-3GPP access and PDNGW.
  • S2b is a reference point that provides the user plane with relevant control and mobility support between the ePDG and PDNGW.
  • Control mechanism to provide proximity service The present invention proposes a control mechanism for supporting ProSe or D2D service in a mobile communication system such as 3GPP EPS (Evolved Packet System).
  • 3GPP EPS Evolved Packet System
  • ProSe Possible uses for ProSe include commercial / social services, network offload, public safety, and integration of existing infrastructure services ' (which includes users with respect to reachability and mobility). To ensure consistency of experience).
  • public safety in cases where E-UTRAN coverage is not provided (in this case subject to compliance with local regulatory and operator policies, and limited to specific frequency bands and specific terminals designated for public-safety) Use cases and possible requirements are under discussion.
  • FIG. 2 is a diagram illustrating a default data path through which two UEs communicate in EPS. That is, FIG. 2 exemplarily shows a data path between UE-1 and UE-2 in a case where ProSe between UE-1 and UE-2 is not applied. This basic path goes through the base station (ie eNodeB or Home eNodeB) and gateway nodes (ie EPC or operator network). For example, as shown in FIG. 2, when UE-1 and UE-2 exchange data, data from UE-1 passes through eNodeB-1, S-GW / P-GW, and eNodeB-2. Delivered to UE-2, and likewise UE-
  • Data from 2 may be delivered to UE-1 via eNodeB-2, S-GW / P-GW, eNodeB-1. have.
  • UE-1 and UE-2 are camped on different eNodeBs, but may be camped on the same eNodeB.
  • FIG. 2 shows that two UEs receive services from the same S-GW and P-GW, various combinations of services are possible. That is, they can receive services from the same S-GW and different P-GWs, or from different S-GWs and from the same P-GW, or from different GWs and from different P-GWs. have.
  • such a basic data path may be referred to as an infrastructure data path (ie, an infrastructure path or an infrastructure data path or an infrastructure communication path).
  • an infrastructure data path ie, an infrastructure path or an infrastructure data path or an infrastructure communication path.
  • communication through such an infrastructure data path may be referred to as infrastructure communication.
  • FIG. 3 is a diagram illustrating a direct mode data path between two UEs based on ProSe. This direct mode communication path does not go through the base station (ie eNodeB or Home eNodeB) and gateway nodes (ie EPC).
  • FIG. 3 (a) shows a case where UE-1 and UE-2 camp on a different eNodeB (ie, eNodeB-1 and eNodeB-2) while exchanging data through a direct mode communication path.
  • 3 (b) exemplarily illustrates a case where UE-1 and UE-2 camping on the same eNodeB (ie, eNodeB—1) exchange data through a direct mode communication path.
  • control plane path may be formed through the base station and the core network.
  • the control information exchanged through the control plane path may be information related to session management, authentication, author izat ion, security, billing, and the like. Served by different eNodeBs as in the example of FIG. 3 (a)
  • control information for UE-1 may be exchanged with a control node (eg, E) of the core network via eNodeB-1, and control information for UE-2 may be exchanged with eNodeB-. Via 2 to be exchanged with a control node of the core network (e.g. Can be.
  • a control node of the core network e.g. Can be.
  • Control information may be exchanged with a control node (eg, E) of the core network via the eNodeB-1.
  • FIG. 4 is a diagram illustrating a locally routed data path between two UEs based on ProSe.
  • the ProSe communication data path between UE-1 and UE # 2 is formed via eNodeB-1, but does not go through a gateway node (ie, EPC) operated by an operator.
  • EPC gateway node
  • control information for UE-1 and UE-2 is transmitted through the eNodeB-1 of the core network. It can be exchanged with a control node (e.g., E).
  • E control node
  • the communication path described with reference to FIGS. 3 and 4 may be referred to as a direct data path, a data path for ProSe, a ProSe-based data path, or a ProSe communication path.
  • communication through such a direct data path may be referred to as direct communication, ProSe communication, or ProSe based communication.
  • the present invention proposes specific examples of control plane signaling for enabling control of ProSe by an operator / network.
  • the present invention proposes network-initiation control mechanisms for supporting ProSe. For example, in the present invention, a scheme in which the network detects / discovers that ProSe between UEs (or users or subscribers) is possible, and sets up a data path directly between the UEs under the control of the network.
  • a scheme for the network to receive the result of direct data setup and ProSe related information from the UE and use it for ProSe related control such as charging.
  • the network-initiated control mechanism on the control plane for ProSe support according to the present invention can be assumed to be applied in the following cases.
  • ProSe Network-initiated ProSe related control when network conditions change
  • the mechanism can be applied. For example, ProSe is not allowed (or required) due to the situation of the network (e.g., a situation where the RAN or core network is not congested) even if the UEs are already in ProSe capable location. It may be assumed that the ProSe of the UEs is allowed for offloading traffic due to a change in network situation (eg, a situation where a RAN or core network is common).
  • a network-initiated ProSe related control mechanism may be applied. For example, in a situation where a ProSe-capable UE disables ProSe function or use due to battery saving, privacy, etc., when the UE is in idle mode, the network informs the UE of ProSe. Suppose you can use it. In other words, it can be expressed that the network triggers the use of ProSe by the UE.
  • the triggering of such a network is characterized in that when downlink data to a UE having ProSe capability occurs, the UE uses ProSe (ie, through direct communication with a UE transmitting the downlink data). This may indicate that downlink data can be received. Alternatively, the triggering of the network may be to notify the UE when ProSe is enabled with other UE (s) even if downlink data to the UE having the ProSe capability does not occur. .
  • the case where the network-initiated ProSe related control mechanism as described above may be applied is merely exemplary, and the methods proposed by the present invention may be applied to other cases.
  • the network-initiated ProSe related control mechanism proposed in the present invention 1) the network (detect) / discovery (Discovery) whether ProSe is possible between the UE, 2) the network informs the UE whether ProSe is allowed or not May comprise one or more combinations of operations, 3) signaling operations for direct data path setup between UEs, 4) performing direct data communication between UEs, or 5) receiving result information related to ProSe performance from the UE. Can be.
  • the operations 1) to 5) proposed by the present invention will be described in detail.
  • Embodiment 1 relates to an operation in which a network detects / searches whether ProSe is possible between UEs.
  • the UE When the UE moves to a new area or is powered on, the UE performs a procedure such as attach, TAUCTracking Area Update), cell reselection, or handover. Through the above process, the UE can inform its network of its location information and the like. When a plurality of UEs perform the above operation, the network may determine whether ProSe between UEs is possible. This may be referred to as a network-initiated ProSe detection / discovery operation.
  • the network may basically determine whether to allow / enable ProSe based on the location of the UEs.
  • the network is not allowed to ProSe due to the situation of the network (e.g., the RAN or the core network is not common) even if the UEs are in a ProSe-capable location, the network situation changes (e.g., RAN or core). It is possible to determine whether ProSe is allowed due to the network's common situation).
  • the determination of whether to allow ProSe between UEs may be performed by the control node.
  • a network control node e.g., E may obtain certain information obtained directly or indirectly from a UE or from another network node (e.g., HSS) (hereinafter referred to as TroSe basic information 1 '). ) Can detect / search (or determine whether ProSe is allowed) whether ProSe between UEs (eg, UE-1 and UE-2) is possible.
  • HSS network node
  • the network control node means any network node that can maintain / manage / deliver ProSe basic information and determine whether to allow ProSe based on the ProSe basic information.
  • the network node (or network control node) referred to in the present invention may be mobile, for example, ⁇ E or SGSN.
  • Network nodes that manage subscribers network nodes that maintain subscriber information, such as HSS, network nodes that manage ProSe-related information, such as ProSe servers, Authentication Authorization Accounting (AM) servers or AAA proxies involved in authentication, ASF proxies, Access Network Discovery and Selection function), a gateway node such as a P-GW, or an eNodeB.
  • HSS Home Subscriber System
  • ProSe-related information such as ProSe servers, Authentication Authorization Accounting (AM) servers or AAA proxies involved in authentication, ASF proxies, Access Network Discovery and Selection function
  • AAA Authentication Authorization Accounting
  • the ProSe basic information may be stored in one or more network nodes.
  • it may be stored as ⁇ E context, may be stored as subscriber information in an HSS, or may be stored in a third network node (eg, a ProSe server), and one or more network nodes of the examples above. May be stored in each of the.
  • the ProSe basic information may be explicitly (explicitly) or implicitly (impl icit ly) indicating the information that E uses to determine whether or not ProSe is allowed, and may be provided to one provided from another network node.
  • the ProSe basic information may be determined by a combination of two or more information, or may correspond to predetermined information without providing from another network node.
  • ProSe basic information may be configured by one or more combinations of the following examples.
  • the location information of the UE may be reported to the network during a previously defined operation such as attach / TAU / cell reselection / handover, or in addition, the UE may report additionally.
  • ffl E may indicate whether the cell that UE-1 and UE-2 camped on is the same cell.
  • ProSe capability information and / or availability information received from a ProSe capable UE may simply correspond to possession of the ProSe capability itself or may be composed of a combination of information of one or more attributes indicating various attributes of ProSe related operation.
  • ProSe availability information may also be added to the ProSe capability (or each of the combination of one or more capability information). It can indicate the enabled / disabled state for.
  • Preference information of a ProSe capable UE (or corresponding user / subscriber) and / or information about preset conditions that reflect that preference.
  • Information indicating whether a proximity-based service / application is UE capable In addition, the information indicating the activation / deactivation status of the corresponding capability when the proximity-based service / application is possible.
  • Information indicating whether the network can support proximity-based services / applications For example, ProSe related information about E or eNodeB configuration.
  • Information that can identify the device (s) belonging to a particular user (s) (eg, the user's identifier).
  • the group may be a user group or a group configured for commercial purposes (eg, an industry such as a restaurant or a theater).
  • the information may be basic information for determining an overall network congestion situation or congestion conditions of network nodes related to ProSe control such as E or eNodeB.
  • ProSe related request received from UE transmitting downlink data ProSe related request received from UE transmitting downlink data.
  • ProSe related information received from a third network node eg ProSe server.
  • the ProSe basic information is network control for determining / evaluating whether or not ProSe is allowed.
  • the above description is based on the case where the node is E.
  • the ProSe basic information may be configured differently. That is, the information based on the examples of the ProSe basic information may be configured in a different form and used for determining / evaluating whether or not to allow ProSe in the network control node.
  • ⁇ E may determine whether ProSe is allowed for a particular UE (s), and thus signal information indicating that the ProSe is allowed (or use ProSe) to the UE. You can decide whether to give.
  • the second embodiment relates to an operation in which the network informs the UE of whether to allow ProSe.
  • the network control node may enjoy signaling an indication of whether ProSe is allowed (or used) to UE-1 or UE-2. Such signaling may be signaled from the network even when there is no request from the UE, which may be referred to as a ProSe use / license indication provided in an unsolicited manner.
  • the indication of whether to use or allow ProSe of such a network may be configured as information that explicitly or implicitly indicates one or more of A to C described below.
  • A, B or C Instruction of the network to set up or not set up a direct data path with UE-K or UE- 2). (Or the indication of the network that UE-K or UE-2) is requested or not requested to direct data path setup with UE-2 (or UE-1).
  • One of A, B or C may be transmitted, one or more may be transmitted separately, or a combination of two or more may be transmitted.
  • the A, B and C information may be signaled as one message.
  • A may be transmitted in one message and B and C may be signaled in one message.
  • the A, B and C may be signaled in each message.
  • the plurality of messages may be transmitted in parallel, and may be exchanged for one message (a request for a network of UEs, and a UE of a network). After the answer to the) is completed, another message may be sequentially transmitted in a manner that is exchanged.
  • the order of sequentially transmitted messages may be configured according to the number of various cases. Or, it may be sent as an independent message by a specific event (eg, an application request, etc.) of the UE or the network.
  • the target UE (s) may be the same or different.
  • the UE (s) being the subject (or authorized) to which the execution of B's direct communication is indicated is not necessarily the same as the UE (s) being the subject (or allowed) to which the A's ProSe usage is indicated.
  • ProSe Acceptability indication information 1 ' instructions for using / permission of ProSe provided by the network to the UE, instructions for using / permitting direct communication, and instructions for requesting to perform direct data link setup are collectively referred to as “ProSe Acceptability indication information 1 'is called.
  • ProSe grant indication information may be configured as one or a combination of two or more of the information described below.
  • the UE indicates whether ProSe (or direct communication, or direct data path setup) must be performed (ie shall), recommended, or can be arbitrarily determined (may). It can mean information.
  • the ProSe grant indication information may include information about UE-2, UE-3, and UE-4.
  • Information about the media or content that is intended or communicated via ProSe or a direct data path For example, information about the type of media or content for which ProSe permission is indicated (eg, ProSe use / permission may only be indicated for some or all of voice, video, image or text).
  • Information about the application to which or wishes to communicate via ProSe or a direct data path For example, information about the type of application for which ProSe is allowed.
  • Information about the service to which or wishes to communicate via ProSe or a direct data path For example, information about the types of services for which ProSe is allowed (eg, instant messaging services, file sharing services, public safety services, chat services, social networking services, etc.). May be indicated).
  • Information about the directionality to which or wishes to communicate via ProSe or a direct data path For example, unidirectional communication from UE-1 to UE-2, unidirectional communication from UE-2 to UE-1, bidirectional communication between UE-1 and UE-2, and other from UE-1. ProSe use / permission may only be indicated for some or all of the directional communication among the broadcasts to the UEs). '
  • Information on the amount of data i.e. the amount of communication
  • ProSe the amount of communication
  • One or more of the above information may be configured individually or in combination
  • ProSe grant indication information may further include various information necessary for performing the setup of the data path directly.
  • Information necessary for bearer setup for media to communicate via ProSe or a direct data path may include one or more of Quality of Service (QoS) related information, policy control rule related information, and charging control rule related information.
  • QoS Quality of Service
  • QoS related information includes QCKQoS Class Indicator, resource type (Guaranteed Bit Rate or non-GBR), Priority, Packet Delay Budget, Packet Error Loss Rate ), A maximum bit rate (MBR), an A1 location retention priority (ARP), an aggregated MBR (AMBR), and the like.
  • the policy control rule related information may include some or all of the policy control rules received from the Policy & Charging Rules Function (PCRFF) entity or the interpretation / applying by the UE when dynamic policy and charging control (PCC) is applied. Policy control rules can be included that can be processed. The individual UE may perform QoS control and gating control on the ProSe or the direct data path based on the received policy control rule.
  • PCRFF Policy & Charging Rules Function
  • PCC dynamic policy and charging control
  • the billing control rule related information includes a billing control rule which is part or all of the billing control rule received from the network node responsible for online billing, or the billing control rule processed into a form that can be interpreted / applied by the UE, and the billing control rule. May include information indicating the criteria and timing of collecting information for charging by the individual UE. ⁇ Based on this, the billing differentiated from other communication methods (for example, infrastructure communication) for ProSe or direct communication is provided. It may be performed and may collect and transmit information for charging in the individual UE to the network.
  • infrastructure communication for example, infrastructure communication
  • the ProSe acceptance indication information may include information for identifying a corresponding ProSe, direct communication, or direct data communication path (for example, a reference number for ProSe or a reference number for direct communication). It may include. Reference numbers for these ProSe / direct communication / direct data communication paths may be set in various granularities.
  • reference numbers for ProSe / Direct Communications may include the type of media or content, access point name (APN), QCKQoS Class Identifier), type of bearer or connection, application type, service type, destination domain, UE which is subject to ProSe allow indication, communication counterpart UE, predefined user group information, predefined subscriber group information, predefined terminal Group information, or one or more granularities of the CSG Closed Subscriber Group.
  • the ProSe grant indication information may be included in an existing message such as a Short Message Service (SMS) message, a Non-Access Stratum (NAS) message, or a Session Initiation Protocol (SIP) from the network to the UE. May be included in the message being defined.
  • SMS Short Message Service
  • NAS Non-Access Stratum
  • SIP Session Initiation Protocol
  • the UE may activate the ProSe capability or the disabled.
  • the UE has a specific function related to ProSe (for example, a function for detecting / searching other ProSe capable UEs, a detection / search scanning function for responding to a detection / searching of other ProSe capable UEs, and ProSe to the user). Notification function, etc.) can be activated.
  • the ProSe capable UE activates some functions related to ProSe and deactivates some of the other functions, the ProSe capable UE may activate the disabled functions.
  • a UE activates detecting / searching another UE and deactivates allowing other UEs to detect / search, it may activate a detection / search allowance function which is deactivated.
  • the scope of the present invention is not limited to the case where the ProSe capable UE deactivates some or all of the ProSe function, and the indication information on whether ProSe is allowed is signaled to the UE having the ProSe function activated, and the information included therein. In this case, the UE changes / modifies ProSe related operations or performs a subsequent operation.
  • Embodiment 3 relates to a signaling operation for direct data path setup between UEs.
  • receiving an indication (or permission) message from a network node such as
  • UE-1 is the data path directly to UE-2 (or multiple counterpart UEs) or to the network You can send a request for setup.
  • UE-1 When UE-1 sends a request for data path setup directly to the counterpart UE (s), it uses this when it receives information (eg QoS PCC information) related to data path setup directly from the network. When the information is not received from the network, the data path can be directly set up using the information set in the UE-1.
  • information eg QoS PCC information
  • the request message may be transmitted including information on the information (for example, information indicating one-way, two-way, or broadcast communication).
  • an operation for setting up a direct data path between UEs in a network may be performed without a process for requesting a direct data path setup from the UE as described above. Initiation of the direct data path setup by such a network may be performed based on an operator policy or the like set in the network even if not explicitly requested by the UE.
  • the network may not send an indication / request for the direct communication described in Embodiment 2 to the UE, even if the network sends an indication / request for direct communication to the UE, QoS and PCC You may not include the information.
  • Embodiment 4 relates to an operation of performing direct data communication between UEs between UEs.
  • Direct communication between UEs may be performed in a manner via or not via the eNodeB, as described above with reference to FIGS. 3 and 4.
  • direct communication between UEs may be performed based on one or more information included in ProSe grant indication information as described in the second embodiment.
  • direct communication between UEs may be performed under policy rules and charging rule control provided by the network for media types allowed by the network.
  • Example 5 The fifth embodiment relates to an operation in which a network receives result information related to ProSe execution from a UE.
  • a network node receiving such a report (e.g., E) may store the received information on its own, and may use another network node (e.g., HSS, billing related node, or that 13 node (e.g. ProSe) Server)) so that other network nodes can store the information reported by the UE.
  • another network node e.g., HSS, billing related node, or that 13 node (e.g. ProSe) Server
  • Such ProSe execution related result information may include one or more of the information described below. .
  • Identification of the ProSe performed (eg, a reference number to the ProSe).
  • Identification information of the direct communication (for example, a reference number for the direct communication).
  • ⁇ identification of the direct data path (for example, a reference number of the direct data path).
  • Charge-related information (for example, when the direct data path was maintained).
  • One direction from two one direction from UE-2 to UE-1, two way between UE-1 and UE-2, broadcast from UE-1 to other UEs).
  • the result information related to ProSe execution as described above may be reported to a network node (for example, E) as soon as direct communication is completed, and the UE which has been performed during the case where direct communication between UEs can no longer be performed
  • the cumulative results for all direct communications between them may be passed to a network node (eg, ⁇ E).
  • One UE among the plurality of UEs that have performed the ProSe may report the result of performing the ProSe to the network.
  • the one UE is a UE performing a master role in ProSe, a UE serving as an initiator of direct communication, a UE receiving ProSe grant indication information from a network in Embodiment 2, or direct communication. It may be a UE that has transmitted data to the counterpart UE.
  • each of two or more UEs among the plurality of UEs that have performed ProSe may report the ProSe performance related result information to the network.
  • UEs that terminate direct communication may transmit a request such as direct data path release to the network.
  • the ProSe execution related result information may be replaced with the direct data path release request or transmitted to the network through the release request.
  • Embodiments 1 to 5 an example in which ProSe is enabled and performs direct communication while UEs are not performing communication or performing communication according to a conventional scheme (that is, infrastructure communication) will be described.
  • a conventional scheme that is, infrastructure communication
  • the scope of the present invention is not limited thereto, and the same may be applied to a situation in which UEs are no longer capable of p r0 S e while ProSe is available or performing direct communication.
  • 1) Obtain ProSe basic information including location information of UEs performing direct communication from the network, and determine whether ProSe is allowed; 2) If ProSe is not allowed as a result of the determination, information indicating this is included.
  • ProSe related information proposed in the embodiments 1 to 5 the existing signaling message (for example, attach request / accept / complete, TAU request / accept, service request, extended service request, PDN connection request, etc.) Or to existing signaling messages It may be exchanged between the network node and the UE in an included manner.
  • the ProSe related information may be defined as a new field / parameter in an existing signaling message, or may be defined by reusing or extending the existing field / parameter.
  • the ProSe related information may be transmitted and received using a message newly defined for the present invention, which is different from a previously defined signaling message.
  • various examples of the invention include not only 3GPP LTE / EPC networks, but also other 3GPP access networks (eg, UTRAN / GERAN / E—UTRAN), non-3GPP access networks (eg, WLAN, etc.). Applicable to all UMTS / EPS mobile communication systems. In addition, it can be applied in all other wireless mobile communication system environment in the environment where the control of the network is applied.
  • 5 is a diagram illustrating a network-initiation control method for providing ProSe according to an example of the present invention. 5 exemplarily illustrates a case in which ProSe related information is signaled using a service request process.
  • ⁇ E 300 may detect that ProSe is possible between UE- 1 (llO) and UE-2 120 or may search for UEs capable of mutual ProSe.
  • ⁇ E 300 determines whether ProSe between UEs is allowed, based on pre-set or preset ProSe basic information received from UE-K110 and / or UE # 2 120 or from another network node. can do. For details of the operation of the E 300, the details described in the first embodiment may be applied.
  • ⁇ E 300 determines that UEs perform direct communication in step 1 above, when transmitting a paging message to UE-l (llO) via eNodeB 200.
  • ProSe grant indication information may be included and transmitted.
  • the paging message carrying the ProSe grant indication information may include a paging request for the UE-1 110 to communicate with the UE-2 120 in a conventional manner (that is, infrastructure communication). For example, if you want to perform direct communication between UE- 1110 and UE-2U20, and also want to perform infrastructure communication in the conventional manner, include a request for both communication methods and include a paging message. Can be transmitted.
  • various information required for direct communication in steps 2 to 3 It can be delivered from UE E 300 to UE-l (llO) by adding a new field / parameter to the paging message or reusing an existing field / parameter, or transmitted using a newly defined message other than the paging message. May be Details of ProSe acceptance indication information and information necessary for direct communication may be applied to the details described in the second embodiment.
  • UE-l (llO) instructed by ⁇ E 300, may send a request for data path setup to UE- 2 120 or directly to the network. Or the network may initiate a direct data path setup between the UE-K110 and the UE-2 120. Accordingly, a direct data path between UE- 1 (llO) and UE-2U20 may be set up and direct communication may be performed.
  • the UE-l (llO) may transmit ProSe performance related result information to the ⁇ E 300 using a service request message.
  • the service request message may be transmitted not only for the purpose of delivering ProSe related result information but also for other purposes previously defined. Therefore, ProSe execution related result information may be transmitted through a newly defined message, or may be transmitted by being included in a previously defined message.
  • Steps 7 to 10 of FIG. 5 illustrate a general service request process, and other processes may be performed or stopped as necessary.
  • 6 is a view for explaining a network start start control method for providing a ProSe according to another embodiment of the present invention. 6 exemplarily illustrates a case where downlink data is generated for a corresponding UE when the ProSe capable UE is in an idle mode.
  • steps 1 and 2 of FIG. 6 when data to be transmitted to the UE-1 110 in idle mode is generated from another network node, the data should be transmitted to a source (eg, UE-1 110).
  • the source of data may be UE # 2 120, but is not limited to via S-GW 00 via P-GW 500 from a network node.
  • the S-GW 400 may notify the E 300 controlling the UE-l (llO) that downlink data to the UE_ 1 110 has occurred.
  • ⁇ E 300 downlinks to an idle UE-1 110.
  • a paging message for the corresponding UE-K110 is first transmitted through the eNodeB 200, and the paging message may include information indicating that ProSe is available.
  • the details described in the first embodiment may be applied to the specific operation of detecting the ESe between the UE-l (llO) and the UE- 2 (120) and determining whether to allow ProSe. .
  • the E 300 may transmit ProSe grant indication information to UE-l (llO).
  • the UE # 1110 that receives the paging message may set up a data path directly in the user plane with the UE-2 120 after activating the ProSe function or the use of the disabled ProSe function. .
  • This process may be performed in such a manner that the UE first generates a network and infrastructure data path, and then the generated path is directly converted into a data path, or a direct data path may be generated directly without generating an infrastructure data path. .
  • UE-K110 first creates a network and infrastructure data path. Afterwards, the selection of whether to switch directly to the data path or to directly generate the data path is based on information previously set in the UE-K110 or in some way to the UE # 1 110 in the network. Information can be passed indicating whether to set the data path directly. The information may be transmitted through a paging message together with a ProSe function or information for activating use, or may be transmitted to the UE in advance in 0MA DM (Open Mobile Alliance Device Management) or 0TA (0ver The Air). Alternatively, the information may be dynamically updated during the communication of the UE-l (llO).
  • 0MA DM Open Mobile Alliance Device Management
  • 0TA (0ver The Air).
  • the information may be dynamically updated during the communication of the UE-l (llO).
  • the downlink data packet to the UE- 1 110 stored in the S-GW 400 during paging may be transmitted to the receiving UE- 1 110 through the network, and is a source of data.
  • UE-2 120 may transmit to the receiving UE # 1 110, which is the destination of the data, via a direct data path.
  • the network node ( ⁇ E (300), S-GW (400) or P_GW (500)) or UE-l (llO) receiving the data should be transmitted using the direct data path from the first packet. It can be done when requested or informed.
  • the UE-l (llO) may include the ProSe performance related result information in the service request message and transmit the result to the E 300.
  • the service request message may be transmitted not only for the purpose of delivering ProSe related result information but also for other purposes previously defined. Therefore, ProSe execution related result information may be transmitted through a newly defined message, or may be transmitted by being included in a previously defined message. Subsequent service request processes may be performed or stopped as necessary.
  • the ProSe capable UE is in the idle mode.
  • the present invention is not limited thereto, and the same principle may be applied when the UE is in the active mode.
  • the network-initiation control mechanism for ProSe support proposed in the present invention it is possible to flexibly reduce (or offload) the network load according to the change of network environment and provide various proximity-based services to users by efficient communication between ProSes. can do.
  • ProSe-enabled UEs can disable ProSe functionality or not, for reasons of battery saving, privacy, etc.
  • Proximity-based services can be provided.
  • FIG. 7 is a diagram showing the configuration of a preferred embodiment for a terminal device and a network node device according to an example of the present invention.
  • the terminal device 100 may include transmission / reception modules 110, a processor 120, and a memory 130.
  • the transmission / reception modules 110 may be configured to transmit various signals, data, and information to an external device, and receive various signals, data, and information to an external device.
  • the terminal device 100 may be connected to an external device by wire and / or wirelessly.
  • the processor 120 may control operations of the entire terminal device 100, and may be configured to perform the function of the terminal device 100 to process and process information to be transmitted and received with an external device.
  • Memory 130 has been computed Information and the like may be stored for a predetermined time, and may be replaced with a component such as a buffer (not shown).
  • the terminal device 100 may be configured to participate in ProSe according to a result of detecting ProSe availability or ProSe terminal discovery initiated by a network.
  • the processor 120 of the terminal device 100 may be configured to transmit ProSe basic information to the network node 200 using the transmission / reception module 110.
  • the processor 120 may be configured to receive ProSe allow indication information from the network node 200 using the transmit / receive modules 110.
  • the processor 120 may be configured to handle signaling for performing a direct data path setup with another terminal device.
  • the processor 120 may be configured to perform direct communication with the other terminal device using the transmit / receive modules 110.
  • the processor 12 0 may be configured to transmit ProSe performance related result information to the network node 200 device by using the transmission / reception modules 110.
  • the network node device 200 may include a transceiver module 210, a processor 220, and a memory 230.
  • the transmit / receive modules 210 may be configured to transmit various signals, data, and information to an external device, and receive various signals, data, and information to an external device.
  • the network node device 200 may be connected to an external device by wire and / or wirelessly.
  • the processor 220 may control the overall operation of the network node device 200, and may be configured to perform a function of the network node device 200 to process and process information to be transmitted and received with an external device.
  • the memory 230 may store the processed information for a predetermined time and may be replaced with a component such as a buffer (not shown).
  • Network node device 200 according to an embodiment of the present invention between a plurality of terminals
  • the processor 220 of the network node device 200 may be configured to receive ProSe basic information from the terminal device 100 or another network node device using the transmission / reception modules 210.
  • the processor 120 may be configured to transmit ProSe grant indication information to the terminal device 100 using the transmission / reception module 210.
  • the processor 220 supports the terminal device 100 performing direct data path setup with another terminal device. It may be configured to handle signaling.
  • the processor 220 may be configured to receive ProSe performance related result information from the terminal device 100 using the transmission / reception module 210.
  • terminal device 100 and the network device 200 as described above may be implemented so that the above-described matters described in various embodiments of the present invention can be applied independently or two or more embodiments. Duplicate content is omitted for clarity.
  • Embodiments of the present invention described above may be implemented through various means.
  • embodiments of the present invention are hardware, firmware, software. Or a combination thereof.
  • the method according to embodiments of the present invention may include one or more ASICs (Application Specific Integrated Circuits), DSPs (Digital Signal Processors), DSPDs (Digital Signal Processing Devices), PLDs (Programmable). Logic Devices), Field Programmable Gate Arrays (FPGAs), processors, controllers, microcontrollers, and microprocessors.
  • ASICs Application Specific Integrated Circuits
  • DSPs Digital Signal Processors
  • DSPDs Digital Signal Processing Devices
  • PLDs Programmable.
  • Logic Devices Field Programmable Gate Arrays
  • processors controllers, microcontrollers, and microprocessors.
  • the method according to the embodiments of the present invention may be implemented in the form of modules, procedures or functions for performing the functions or operations described above.
  • the software code may be stored in a memory unit and driven by a processor.
  • the memory unit may be located inside or outside the processor, and may exchange data with the processor by various known means.
  • Embodiments of the present invention as described above may be applied to various mobile communication systems.

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Abstract

La présente invention se rapporte à un système de communication sans fil. Elle concerne plus particulièrement un procédé et un appareil de commande lancée par le réseau destinés à fournir un service de proximité (ProSe). Un procédé qui permet la prise en charge d'un ProSe entre une pluralité de terminaux à l'emplacement d'un nœud de réseau d'un système de communication sans fil et qui est conforme à un mode de réalisation de la présente invention se déroule de la manière suivante : des informations de ProSe de base sont acquises à partir d'un ou plusieurs terminaux de la pluralité de terminaux ou à partir d'un ou plusieurs autres nœuds de réseau ; le nœud de réseau est autorisé à effectuer une détection pour déterminer si le ProSe est activé entre la pluralité de terminaux, sur la base des informations de ProSe de base acquises ; et des informations indiquant si le ProSe est autorisé pour un ou plusieurs terminaux de la pluralité de terminaux sont transmises.
PCT/KR2012/011159 2011-12-20 2012-12-20 Procédé et appareil de commande lancée par le réseau destinés à fournir un service de proximité WO2013095000A1 (fr)

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CN201280062550.5A CN104012012A (zh) 2011-12-20 2012-12-20 用于提供邻近服务的网络发起的控制方法和装置
US14/361,261 US9380623B2 (en) 2011-12-20 2012-12-20 Network-initiated control method and apparatus for providing proximity service
US15/170,776 US9813865B2 (en) 2011-12-20 2016-06-01 Network-initiated control method and apparatus for providing proximity service

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US61/577,668 2011-12-20
US201261582412P 2012-01-02 2012-01-02
US61/582,412 2012-01-02
US201261586845P 2012-01-16 2012-01-16
US61/586,845 2012-01-16

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WO2015139314A1 (fr) * 2014-03-21 2015-09-24 华为技术有限公司 Procédé et dispositif de configuration
CN104980951A (zh) * 2014-04-11 2015-10-14 中兴通讯股份有限公司 监听信息的发送方法、装置和监听方法及装置
WO2015172394A1 (fr) * 2014-05-16 2015-11-19 华为技术有限公司 Procédé de transmission d'informations prose, terminaux, et dispositif de communications
WO2015172594A1 (fr) * 2014-05-12 2015-11-19 华为技术有限公司 Procédé et dispositif pour annuler l'autorisation de service dans un service basé sur la proximité
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